AutoCodesChevrolet – C0280 2015 Chevrolet Silverado

C0280 2015 Chevrolet Silverado Code - Stability System Active Too Long

Quick Answer

The solenoid valves are integral parts of the brake pressure modulator. Common causes include Faulty Electronic Brake Control Module (EBCM) with Brake Pressure Modulator Valve (BPMV), Brake Pressure Modulator Valve harness is open or shorted, Brake Pressure Modulator Valve circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
C0280 2015 Chevrolet Silverado indicates Stability System Active Too Long.
Common causes
Common causes include Faulty Electronic Brake Control Module (EBCM) with Brake Pressure Modulator Valve (BPMV), Brake Pressure Modulator Valve harness is open or shorted, Brake Pressure Modulator Valve circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 382
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 05, 2023
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Code C0280 2015 Chevrolet Silverado Description

The solenoid valves are integral parts of the brake pressure modulator. The brake pressure modulator contains an isolation solenoid valve and a dump solenoid valve for each wheel. A traction/stability control supply solenoid valve and an isolation solenoid valve for each brake circuit. The solenoid valves are not engaged during normal system operation. When the ABS, the traction control, or the stability control operation is required the Electronic Brake Control Module (EBCM) turns the required solenoid ON. The Diagnostic Trouble Code (DTC) will be set due to the extended operation of the ABS, the traction control, or the stability control.
OBDII Code C0280 2015 Chevrolet Silverado - Stability System Active Too Long - AutoCodes.com
C0280 2015 Chevrolet Silverado Code - Stability System Active Too Long

What are the Possible Causes of the DTC C0280 2015 Chevrolet Silverado?

  • Faulty Electronic Brake Control Module (EBCM) with Brake Pressure Modulator Valve (BPMV)
  • Brake Pressure Modulator Valve harness is open or shorted
  • Brake Pressure Modulator Valve circuit poor electrical connection

How to Fix the DTC C0280 2015 Chevrolet Silverado?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C0280 2015 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the C0280 2015 Chevrolet Silverado code?

Need more information on how to fix the C0280 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C0280 2015 Chevrolet Silverado Code

1. What does OBDII code C0280 mean on a 2015 Chevrolet Silverado?

The C0280 code indicates that the stability control system has been active for an extended period, which may point to a potential issue with the system or related components.

2. What are the common symptoms of code C0280 in a 2015 Chevrolet Silverado?

Common symptoms include the ABS or traction control warning lights turning on, reduced stability control functionality, and potential difficulty maintaining traction on slippery surfaces.

3. What causes the C0280 code to appear in a 2015 Chevrolet Silverado?

The code can be triggered by a malfunctioning wheel speed sensor, a faulty yaw rate sensor, wiring issues, or a problem with the electronic brake control module (EBCM).

4. Can I drive my 2015 Chevrolet Silverado with the C0280 code?

While the vehicle is still drivable, the stability control system may not function properly, increasing the risk of losing traction or control in adverse driving conditions.

5. How do I troubleshoot the C0280 code on a 2015 Chevrolet Silverado?

Start by checking for additional ABS or traction control codes, inspecting the wheel speed sensors and their wiring, and testing the yaw rate sensor for proper operation.

6. How do I fix the C0280 code on my 2015 Chevrolet Silverado?

Repairs may involve replacing a faulty wheel speed sensor, repairing damaged wiring, recalibrating the yaw rate sensor, or replacing a malfunctioning EBCM.

7. Does the C0280 code always mean the EBCM is bad?

No, while the EBCM can cause this code, it’s more commonly related to issues with the sensors or wiring. Proper diagnostics should be performed before replacing the EBCM.

8. Is a software update needed to fix the C0280 code on a 2015 Chevrolet Silverado?

In some cases, a software update for the EBCM may resolve the issue, but this depends on the specific circumstances and should be verified by a technician.

9. How much does it cost to fix the C0280 code on a 2015 Chevrolet Silverado?

The cost varies depending on the root cause. Sensor replacements may cost $100-$300, while EBCM repair or replacement can exceed $1,000, including parts and labor.

10. Can clearing the C0280 code with a scanner fix the issue?

Clearing the code may temporarily turn off the warning light, but if the underlying problem isn’t addressed, the code will likely reappear.

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